Nearly a billion years ago, two of the most extreme objects in the universe came together in a death spiral, and one of them didn't make it out alive.
원문출처 : https://www.cnn.com/2021/06/29/world/black-hole-neutron-star-merger-scn/index.html
원문출처 : https://www.cnn.com/2021/06/29/world/black-hole-neutron-star-merger-scn/index.html